Regarding the structures marked as A, B, C, D in the picture choose the appropriate statement:

Question

( a ) A - plasma membrane; B - acrosome (acrosome is filled with enzymes that help fertilisation of the ovum); C - elongated haploid nucleus; D - neck;
( b ) A - acrosome; C - elongated diploid nucleus; D - middle piece;
( c ) A - acrosome (acrosome is filled with enzymes that help fertilisation of the ovum); C - elongated haploid nucleus; D - middle piece;
( d ) A - acrosome (acrosome is filled with enzymes that help fertilisation of the ovum); C - elongated haploid nucleus; D - neck;